爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.The optical pick-up is an important part of DVD . CD player and DVD-ROM in computer ,its function is picking up the primitive signal from disc and it is basic part in processing signal .
激光头是DVD、VCD视盘机和计算机DVD-ROM中的关键部件，其作用是从光盘上读取原始信号，是光盘信号处理的基础。收藏指正
尝试查询
汉英释义